JP2001106139A - Vehicular direction indicator lamp - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a direction indicator lamp having great flexibility in a design for facilitating visual recognition such as the size or shape of the direction indicator lamp. SOLUTION: In right and left direction indicator lamps 51 (50) respectively disposed right and left sides of a front cover 10 of a motorcycle 1, at right and left sides of an upper part of the front cover 10, lenses 53 (52) of the right and left direction indicator lamps 51 (50) are respectively put in a space formed by upper side edge of a leg shield 11, right and left side edges of the front cover 10, and a side edge of an inner cover 12. Consequently, the size and shape of each direction indicator lamp 51 (50) for making visual recognition from a driver and another person fine, can be freely set by suitably changing the length and shape of the side edges of the front cover 10, the leg shield 11, and the inner cover 12.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a front direction indicator in a vehicle having a handlebar, such as a motorcycle, and more particularly, to an arrangement structure of a lens of the direction indicator.

[0002]

2. Description of the Related Art Conventionally, in a scooter type motorcycle,
There is known a leg shield in which a front direction indicator lamp is attached to a hole formed on the front surface of the leg shield at a position slightly higher than the center in the vertical direction.

[0003] Similarly, a scooter-type motorcycle in which a front direction indicator lamp is provided on a handle cover is also known (see Japanese Patent Application Laid-Open No. 7-291165). In this conventional technique, a transparent cover in which a lens of a headlight, a lens of a direction indicator lamp, and a lens of a direction indicator confirmation lamp are integrated is attached to a handle cover. The direction indication confirmation lamp is provided at a position visible to the driver, and the driver can check the lighting of the direction indication lamp through the direction indication confirmation lamp.

[0004]

However, with respect to these prior arts, in the former, it was difficult for the driver to visually recognize the lighting of the direction indicator provided on the leg shield. In the latter case, the driver can easily see the direction indicator light. However, the handle cover is inherently small, and the headlights and instruments are sometimes provided.Therefore, the space for installing the direction indicator on the handle cover is limited, and the size of the direction indicator is limited. Was received. Therefore, if a large direction indicator lamp is provided in order to improve the visibility from the driver and others, the steering wheel cover becomes large and the weight increases.

The present invention has been made in view of such circumstances, and a vehicle direction indicator having a large degree of freedom in design for facilitating visual recognition, such as the size and shape of the direction indicator, has been developed. The purpose is to provide.

[0006]

Means for Solving the Problems and Effects of the Invention The invention according to claim 1 of the present application comprises a front cover, leg shields disposed on both left and right sides of the front cover,
An inner cover arranged below the front cover and the leg shield below the handle cover covering the handlebar, and a left direction indicator light and a right direction indicator light respectively arranged on the left and right sides of the front cover. In the direction indicator light of the equipped vehicle, an upper edge of the leg shield, a left edge and a right edge of the front cover, on both left and right sides of an upper portion of the front cover,
The left direction indicator lamp and the right direction indicator lens are respectively incorporated in a space defined by a side edge of the inner cover.

According to the first aspect of the present invention, the lens of the turn signal lamp is assembled in the space formed by the three side edges of the front cover, the leg shield and the inner cover, so that the driver and the other person are provided. The size and shape of the direction indicator lamp for improving the visibility from the user can be freely set by appropriately changing the length and shape of the three side edges. Also, even if the size of the lens is increased, the size of the front cover, the leg shield, and the inner cover only needs to be reduced accordingly. There is no increase.

Furthermore, since the lens of the turn signal lamp is located above the upper edge of the leg shield, it is easy for the driver to visually recognize the blinking state of the turn signal lamp.

According to a second aspect of the present invention, in the vehicle direction indicator lamp according to the first aspect, each of the lenses has a rear surface portion in which a normal to a surface of the lens is directed rearward and upward.

According to the second aspect of the present invention, the rear surface of the lens of each direction indicator has a surface having a normal line pointing upward and rearward. The visibility of the blinking state is further facilitated.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS. FIG. 1 is a left side view of a scooter-type motorcycle provided with a turn signal lamp of the present invention. In this specification, "front, rear, left and right"
Refers to front, rear, left and right in a motorcycle.

The motorcycle 1 has an underbone-type main frame including a front frame 3 and a rear frame 4 connected to each other by bolts 2. A front suspension mechanism for suspending the front wheels 5 and a steering mechanism for steering the front wheels 5 are provided at a front portion of the front frame 3, and are provided behind the front portion of the rear frame 4 and below the rear portion of the rear frame 4. A power unit 7 for driving the wheels 6 is provided, a rear suspension mechanism for suspending the rear wheels 6 is provided at a rear portion of the rear frame 4, and a seat 8 is provided above the rear frame 4.

A front fender 9, a front cover 10, a leg shield 11, an inner cover 12, a step floor 13, a frame body cover 14, and a rear fender 15 are attached to the motorcycle 1 in order from the front to the rear. Left and right side covers 16L and 16R (see FIG. 3 for the right side cover 16R) are provided on the left and right sides of the floor 13, respectively. Inside the frame body cover 14 below the seat 8, a storage box 17 for storing a helmet or the like is provided.

The front suspension mechanism is a swing arm 18 located to the right of the front wheel 5 and supported on a support shaft at the front lower end of the front frame 3 so as to be vertically swingable.
And a shock absorber 19 having one end pivotally attached to the swing arm 18 and the other end pivotally attached to the front frame 3. An axle holder 21 is attached to the front end of the swing arm 18 via a king pin 20 so as to be swingable in the left-right direction, and the front wheel 5 is rotatably supported by an axle 22 attached to the axle holder 21. .

The steering mechanism has a handlebar 23 made of synthetic resin to which instruments such as a speedometer are attached, a handlebar 24 partially covered by the handlebar cover 23, and an upper end of the front frame 3. The handle post 26 is rotatably supported by a head pipe 25 attached to the handlebar, and has an upper end fixed to the handlebar 24.
A steering arm 27 rotatably supported on the support shaft at the lower end of the handle post 26 in the vertical direction, one end of which is pivotally connected to the steering arm 27, and the other end of which is the axle holder 21.
And a link 28 pivotally attached to the arm 21a. In this way, the steering mechanism and the front suspension mechanism are mutually independent mechanisms to improve the maneuverability.

A front portion of the power unit 7 is swingably supported by brackets 29 fixed to a pair of left and right rear frames 4, respectively. A rear portion of the power unit 7 is provided at a rear portion of the left rear frame 4 with a rear suspension mechanism. Is mounted via a shock absorber 30 that constitutes This allows the power unit 7 to swing up and down in accordance with the ups and downs of the road surface during traveling.

The power unit 7 includes an internal combustion engine 31 and a power transmission 34 having a transmission 32 and a final reduction gear 33. In the internal combustion engine 31, an air cleaner 35 disposed below the frame body cover 14 is provided.
Is supplied from the intake port of the cylinder head to the combustion chamber via a throttle body 36 and an intake pipe 37 disposed to the right of the rear wheel 6. Fuel is supplied to a fuel injection valve 38 attached to the intake pipe 37 from a fuel tank 39 arranged below the step floor 13. The exhaust muffler 40 communicating with the exhaust port of the cylinder head is provided on the rear wheel 6.
, And a radiator 41 is disposed above the crankcase of the internal combustion engine 31.

In the power transmission device 34, the power from the crankshaft 42 of the internal combustion engine 31 is input to the transmission 32,
The output of 32 is transmitted to the axle of the rear wheel 6 via the drive shaft 43 of the final reduction gear 33, and the rear wheel 6 is driven.

Next, referring to FIG. 2 which is a schematic front view of a main part of the motorcycle 1 and FIG. 3 which is a perspective view of the motorcycle 1 near the front cover 10 from the upper right front side, The arrangement structure of the left and right front direction indicators 50 and 51 will be described.

The leg shield 11 made of synthetic resin has a shape in which the center in the left-right direction is depressed up to substantially the center in the up-down direction when viewed from the front, and the inner edge 11a of the depressed portion is formed.
Are left and right side edges 10a, 1 of a synthetic resin front cover 10.
0b and the lower edge 10c. And, of the side edges of the front cover 10, the left edge
10a and the right edge 10b are formed in a substantially straight line, and the inner edge of the leg shield 11 is aligned with the side edges 10a and 10b.
The portion 11a is also formed substantially linearly in correspondence with the left edge 10a and the right edge 10b. On both left and right sides of the front cover 10, left and right shield portions 11L and 11R of the leg shield 11 are formed to extend in the up-down direction, respectively.

The left shield portion 11L extends from the position just to the left of the headlight 54 disposed at the center in the left-right direction and above the front cover 10 to the left side cover 16L and the step floor 13. , The right shield part 11R is a headlight 54 at the top of the front cover 10.
From the right side position to the right side cover 16R and the step floor 13. Further, the left shield part 11L has a surface facing left, and the right shield part 11R has a surface facing right.

On the other hand, as shown in FIG. 1 and FIG.
Behind the rear cover 10 and the leg shield 11, a left edge 12a and a right edge 12b of an inner cover 12 made of a synthetic resin are fixed so as to match with the corresponding side edges of the front cover 10 and the leg shield 11. As for the inner cover 12, a side edge of the inner cover 12 on the left side with respect to the vehicle center C is referred to as a left edge 12a, and a side edge of the inner cover 12 on the right side with respect to the vehicle center C is referred to as a right edge 12b.

The left and right direction indicators 50, 51
Are provided symmetrically with respect to the vehicle center C at the upper part of the front cover 10, that is, right and left sides of the headlight 54. The structure of the right direction indicator light 51 and its built-in structure are the same as those of the left direction indicator light 50 except that the right and left directions are reversed. Therefore, the left direction indicator lamp 50 will be described below.

Synthetic resin lens 52 of left direction indicator lamp 50
Is the upper edge 1 of the left shield portion 11L formed substantially linearly.
1b, the left edge 10a of the front cover 10, and the inner cover 1
The outer peripheral edge of the lens 52 is incorporated in the space formed by the left side edge 12a so as to match with the side edges 10a, 11b, 12a. The outer peripheral edge of the lens 52 is, of course, matched with the shape of each side edge 10a, 11b, 12a, and in particular, the outer peripheral portion of the lens 52 that is matched with the left edge 10a of the front cover 10 and the left shield. A lower edge 52c, which is a portion of the outer edge of the lens 52 that is aligned with the upper edge 11b of the portion 11L, is formed substantially linearly. Further, the entire lower edge 52c of the lens 52 is aligned with the entire upper edge 11b of the left shield part 11L.

Since the surface of the lens 52 is smoothly connected to the surfaces of the front cover 10, the leg shield 11 and the inner cover 12 in the assembled state, the lens 52 It has the appearance of being part of 10, 11, and 12.

Further, the surface of the lens 52 has a front surface 52a whose surface normal points forward (including diagonally forward) and a rear surface 52b whose surface normal points rearward including the upper rear. are doing. Therefore, the rear portion 52b is in a position where the driver can easily see it. In the case where the surface of the lens 52 has irregularities, the “normal of the surface” means the normal of the envelope surface of the irregular surface.

Next, the operation and effect of the embodiment configured as described above will be described. The lenses 52 and 53 of the left and right direction indicators 50 and 51 are provided with the left and right side edges 10a and 10b of the front cover 10, the left and right side shield portions 11L and 11R of the leg shield 11, and the upper edges 11b and 11c and the inner cover.
12 are assembled in the space formed by the left and right side edges 12a and 12b of the cover 12, so that the size and shape of each of the turn indicators 50 and 51 for improving the visibility from the driver and others are controlled by the cover 10 , 11,12 on each side edge 10a, 10b, 11b, 11c, 12
It can be set freely by appropriately changing the length and shape of a and 12b. Further, even if the size of the lenses 52 and 53 is increased, the size of the front cover 10, the leg shield 11 and the inner cover 12 can be reduced accordingly, so that the size of the lenses 52 and 53 can be increased. The accompanying increase in size and weight of these three members does not occur.

Further, since the lenses 52, 53 of the respective direction indicators 50, 51 are located above the upper edges 11b, 11c of the left and right shield portions 11L, 11R of the leg shield 11, each of the lenses is determined by the driver. The blinking state of the direction indicators 50 and 51 can be easily recognized.

The rear portions 52a, 53a of the surfaces of the lenses 52, 53 of the respective directional lights 50, 51 are surfaces having normal lines directed upward and rearward. 51
It becomes easier to visually recognize the blinking state of.

Further, since the left shield part 11L has a surface directed to the left and the right shield part 11R has a surface directed to the right, the upper edges 11b, 1R of the two shield parts 11L, 11R.
It is also easy to visually recognize the bidirectional indicator lamps 50 and 51 provided above 1c from the left and right directions of the vehicle.

Further, since the left edge 10a and the right edge 10b of the front cover 10 and the inner edge 11a of the leg shield 11 that is combined with the side edges 10a and 10b are formed substantially linearly, The structure can be simple, and the front cover 10 and the leg shield 11 can be easily combined.

In addition, of the outer edges of the lenses 52 and 53, the outer edges of the lenses 52 and 53, which are respectively combined with the left edge 10a and the right edge 10b of the front cover 10, and the left and right shield portions 11L and 11R. The lower edges 52c, 53c of the lenses 52, 53, which are respectively fitted with the upper edges 11b, 11c of the lenses, are formed in a substantially straight line, respectively. The combination with the leg shield 10 and the leg shield 11 is also facilitated.

An embodiment in which a part of the configuration of the above embodiment is changed will be described below. In the embodiment, the lens 52,
53 has a rear surface, but the surfaces of the lenses 52 and 53 have only a surface having a front upper normal without having the rear surfaces 52b and 53b, or a front upper normal and It may have a surface with a normal above vertically.

In the above embodiment, the left turn indicator lamp
As for 50, the entire lower edge 52c of the lens 52 is aligned with the entire upper edge 11b of the left shield part 11L (similarly, the entire lower edge 53c of the lens 53 of the right direction indicator 51 is A part of the lower edge of the lens is aligned with the entire upper edge of the left shield part, and the remaining part of the lower edge of the lens is aligned with the inner cover. The lens can be incorporated such that it is aligned with the left edge of the lens. Further, the entire lower edge of the lens may be aligned with a part of the upper edge of the left shield part. Further, a part of the lower edge of the lens is aligned with the entire upper edge of the left shield part, another part of the lower edge of the lens is aligned with the left edge of the inner cover,
The remaining portion of the lower edge of the lens may be aligned with the left edge of the left-projecting portion of the front cover. Of course, in each case, the lens of the right turn signal is incorporated in the same way as the lens of the left turn light.

[Brief description of the drawings]

FIG. 1 is a left side view of a scooter type motorcycle equipped with a turn signal lamp of the present invention.

FIG. 2 is a schematic front view of a main part of the motorcycle of FIG.

FIG. 3 is a perspective view of the motorcycle shown in FIG.

[Explanation of symbols]

1 ... motorcycle, 2 ... bolt, 3 ... front frame,
4: Rear frame, 5: Front wheel, 6: Rear wheel, 7: Power unit, 8: Seat, 9: Front fender, 10: Front cover, 10a: Left edge, 10b: Right edge, 11: Leg shield, 11b, 11c … Upper edge, 12… inner cover, 12a
… Left edge, 12b… right edge, 13… step floor, 14… frame body cover, 15… rear fender, 16L, 16R… side cover, 17… storage box, 18… swing arm,
19 ... shock absorber, 20 ... king pin, 21 ... axle holder, 22 ...
Axle, 23 Handlebar cover, 24 Handlebar, 25 Head pipe, 26 Handle post, 27 Steering arm, 28 Link, 29 Bracket, 30 Shock absorber, 31
... internal combustion engine, 32 ... transmission, 33 ... final reduction gear, 34 ... power transmission device, 35 ... air cleaner, 36 ... throttle body,
37 ... intake pipe, 38 ... fuel injection valve, 39 ... fuel tank, 40 ... exhaust muffler, 41 ... radiator, 42 ... crankshaft, 43 ... drive shaft, 50, 51 ... direction indicator light, 52, 53 ... lens, 54 … Headlight.

Claims (2)

[Claims] 1. A front cover, leg shields disposed on both left and right sides of the front cover, and an inner cover disposed behind the front cover and the leg shield below a handle cover covering a handle bar. A left and right indicator lamps respectively disposed on the left and right sides of the front cover, and a left and right indicator lamps, respectively, on the left and right sides of the upper part of the front cover, above the leg shield; A direction indicator for a vehicle, wherein the lenses of the left and right turn indicators are respectively incorporated in a space defined by an edge, a left edge and a right edge of the front cover, and a side edge of the inner cover. light. 2. The vehicular turning indicator according to claim 1, wherein each of the lenses has a rear surface part whose normal to the surface of the lens is directed rearward and upward.